pub type PFN_vkCmdSetSampleMaskEXT = unsafe extern "system" fn(command_buffer: CommandBuffer, samples: SampleCountFlags, p_sample_mask: *const SampleMask);
pub type PFN_vkCmdSetSampleMaskEXT = unsafe extern "system" fn(command_buffer: CommandBuffer, samples: SampleCountFlags, p_sample_mask: *const SampleMask);